10 Apparatus for use in medical analysis, namely diagnostic and follow-up visualization and measuring systems, namely intra-operative visualization systems comprised of live images, trackers, endoscopic/laparoscopic tools, fluoroscopy, visualization modalities and intra-operative blood pressure measurement tools for use in surgical planning environments, namely for planning cranio-maxillofacial surgical interventions, for cardiovascular procedure planning, for bone related surgical procedures and for restorative/reconstructive surgery planning; artificial teeth; sets of artificial teeth, dental apparatus, namely intraoperative surgical help tools/aids namely positioning guides, drilling guides, osteotomy guides, repositioning guides, individualized cranio-, maxillofacial, cardiac implants; electric dental apparatus, namely drills; diagnostic apparatus for medical purposes, namely viewing units in the nature of visualization stations comprised of screens, computers, graphics hardware, look-through screens and projectors; artificial jaws; pins for artificial teeth; radiological apparatus for medical purposes; surgical implants comprising artificial material; X-ray photographs for medical purposes